3M 7500 half mask exhalation valve 7583

Product name: 7583 half-mask exhalation valve
Model: 7583
Product description:
High-efficiency protection against particles, high reliability, smoother breathing, long service life,
can be widely used in welding, brazing, gas cutting, casting, mining, etc., including lead, Copper and arsenic MDA exposed places.
Model description
7583: half-mask exhalation valve 10 pieces/box